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93 lines
3.5 KiB
Java
93 lines
3.5 KiB
Java
/*
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* Copyright (c) 2026, Microsoft, Inc. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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/*
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* @test
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* @bug 8378894
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* @requires vm.cds.supports.aot.class.linking
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* @requires vm.cds.write.archived.java.heap
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* @summary Test the use of jcmd on a JVM process that's running in AOT training mode.
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* @library /test/lib
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* @build JcmdOnTrainingProcess
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar LingeredApp.jar
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* jdk/test/lib/apps/LingeredApp
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* jdk/test/lib/apps/LingeredApp$1
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* jdk/test/lib/apps/LingeredApp$SteadyStateLock
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* jdk/test/lib/process/OutputBuffer
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* @run driver JcmdOnTrainingProcess
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*/
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import java.io.IOException;
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import jdk.test.lib.JDKToolLauncher;
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import jdk.test.lib.apps.LingeredApp;
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.process.ProcessTools;
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public class JcmdOnTrainingProcess {
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public static void main(String[] args) throws Exception {
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test_VM_native_memory();
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// Add other test cases here if needed in the future.
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}
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static void test_VM_native_memory() throws Exception {
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// In training run, we should not map any read-only regions.
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OutputAnalyzer out = runJcmdOnTrainingProcess("VM.native_memory");
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out.shouldMatch("Shared class space .* readonly=0KB");
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}
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static OutputAnalyzer runJcmdOnTrainingProcess(String... cmds) throws Exception {
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LingeredApp theApp = null;
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try {
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theApp = new LingeredApp();
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theApp.setUseDefaultClasspath(false);
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LingeredApp.startApp(theApp,
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"-cp", "LingeredApp.jar",
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"-XX:AOTMode=record",
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"-XX:AOTConfiguration=LingeredApp.aotconfig",
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"-XX:NativeMemoryTracking=summary");
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long pid = theApp.getPid();
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JDKToolLauncher jcmd = JDKToolLauncher.createUsingTestJDK("jcmd");
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jcmd.addToolArg(String.valueOf(pid));
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for (String cmd : cmds) {
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jcmd.addToolArg(cmd);
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}
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try {
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OutputAnalyzer output = ProcessTools.executeProcess(jcmd.getCommand());
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output.shouldHaveExitValue(0);
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return output;
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} catch (Exception e) {
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throw new RuntimeException("Test failed: " + e);
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}
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} catch (IOException e) {
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throw new RuntimeException("Test failed: " + e);
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}
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finally {
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LingeredApp.stopApp(theApp);
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}
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}
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}
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